A magnitude 3.8 earthquake struck western Washington ... a region shaped by the tectonic interaction between the Juan de Fuca and North American plates. The Juan de Fuca Plate is slowly being ...

A powerful 5.2 magnitude earthquake rattled the San Diego County area Monday morning but did not appear to cause any major damage. According to the U.S. Geological Survey, the quake struck at 10:08 ...

The Cascadia Subduction Zone, a major fault that runs offshore from Northern California to British Columbia, is best known ...

Seismologist Deborah Kilb was wading through California earthquake records from the past four decades when she noticed ...

It is 1,100 miles (1,800 km) north-east of New Zealand and situated on the Pacific Ring of Fire, a tectonic region of earthquakes and volcanoes. The low-lying island nation was devastated by a ...

As people from around the world are captivated by episodic lava fountaining during the ongoing Kilauea eruption in Halema‘uma ...

Submarine cables have been around for a long time, and they're more important than ever for the modern world. Without them, society would grind to a halt.

Check out 24 of the world’s must unusual landscapes — from the hellish Darvaza Gas Crater in Turkmenistan to the “snow ...

In 1638, an earthquake in what is now New Hampshire and Plymouth, Massachusetts, left colonists stumbling from the strong ...

A strong, 6.3-magnitude earthquake struck in the North Pacific Ocean near Ecuador on Friday, according to the United States ...

The next great earthquake isn't the only threat to the Pacific Northwest. A powerful earthquake, combined with rising sea ...